Home / 42,178.20-58,206.96-24,278.76

Finding the Fourth Proportional to 42,178.20, 58,206.96 and 24,278.76

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Solution

The fourth proportional to 42,178.20, 58,206.96 and 24,278.76 is: 33,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,178.20 : 58,206.96 = 24,278.76 : x
  2. Step 2: Convert to fraction form
    42,178.20/58,206.96 = 24,278.76/x
  3. Step 3: Cross multiply
    42,178.20x = 58,206.96 × 24,278.76
  4. Step 4: Simplify right side
    42,178.20x = 1,413,192,812.17
  5. Step 5: Solve for x
    x = 1,413,192,812.17/42,178.20
  6. Step 6: Final answer
    x = 33,505.29

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.